I might commemorate you might commemorate he might commemorate we might commemorate you might commemorate they might commemorate
V-ing form
I might be commemorating you might be commemorating he might be commemorating we might be commemorating you might be commemorating they might be commemorating
Perfect
I might have commemorated you might have commemorated he might have commemorated we might have commemorated you might have commemorated they might have commemorated
V-ing perfect
I might have been commemorating you might have been commemorating he might have been commemorating we might have been commemorating you might have been commemorating they might have been commemorating
Negation
Simple form
I mightn't commemorate you mightn't commemorate he mightn't commemorate we mightn't commemorate you mightn't commemorate they mightn't commemorate
V-ing form
I mightn't be commemorating you mightn't be commemorating he mightn't be commemorating we mightn't be commemorating you mightn't be commemorating they mightn't be commemorating
Perfect
I mightn't have commemorated you mightn't have commemorated he mightn't have commemorated we mightn't have commemorated you mightn't have commemorated they mightn't have commemorated
V-ing perfect
I mightn't have been commemorating you mightn't have been commemorating he mightn't have been commemorating we mightn't have been commemorating you mightn't have been commemorating they mightn't have been commemorating
Interrogative form
Simple form
might I commemorate? might you commemorate? might he commemorate? might we commemorate? might you commemorate? might they commemorate?
V-ing form
might I be commemorating? might you be commemorating? might he be commemorating? might we be commemorating? might you be commemorating? might they be commemorating?
Perfect
might I have commemorated? might you have commemorated? might he have commemorated? might we have commemorated? might you have commemorated? might they have commemorated?
V-ing perfect
might I have been commemorating? might you have been commemorating? might he have been commemorating? might we have been commemorating? might you have been commemorating? might they have been commemorating?
Interro-negative form
Simple form
mightn't I commemorate? mightn't you commemorate? mightn't he commemorate? mightn't we commemorate? mightn't you commemorate? mightn't they commemorate?
V-ing form
mightn't I be commemorating? mightn't you be commemorating? mightn't he be commemorating? mightn't we be commemorating? mightn't you be commemorating? mightn't they be commemorating?
Perfect
mightn't I have commemorated? mightn't you have commemorated? mightn't he have commemorated? mightn't we have commemorated? mightn't you have commemorated? mightn't they have commemorated?
V-ing perfect
mightn't I have been commemorating? mightn't you have been commemorating? mightn't he have been commemorating? mightn't we have been commemorating? mightn't you have been commemorating? mightn't they have been commemorating?